16121475

素因数分解:

$3^2\times 5^2\times {\mathrm{137}}^1\times {\mathrm{523}}^1$

素因数の和:676

約数の個数: 36

約数和(自身を含む): 29141736

約数和(自身を除く): 13020261

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 137, 225, 411, 523, 685, 1233, 1569, 2055, 2615, 3425, 4707, 6165, 7845, 10275, 13075, 23535, 30825, 39225, 71651, 117675, 214953, 358255, 644859, 1074765, 1791275, 3224295, 5373825, 16121475]

約数ペア:

[(1, 16121475), (3, 5373825), (5, 3224295), (9, 1791275), (15, 1074765), (25, 644859), (45, 358255), (75, 214953), (137, 117675), (225, 71651), (411, 39225), (523, 30825), (685, 23535), (1233, 13075), (1569, 10275), (2055, 7845), (2615, 6165), (3425, 4707)]